Make ffmpeg and ffplay exit 0 after displaying help

patch by Stefano Sabatini [stefano sabatini minus lala at poste it]

Originally committed as revision 10012 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2007-08-09 12:13:29 +00:00 committed by Benoit Fouet
parent e999435a60
commit aab1b7e56e
2 changed files with 23 additions and 8 deletions

View File

@ -3332,6 +3332,12 @@ static void opt_intra_matrix(const char *arg)
parse_matrix_coeffs(intra_matrix, arg);
}
static void opt_show_help(void)
{
show_help();
exit(0);
}
static void opt_target(const char *arg)
{
int norm = -1;
@ -3585,7 +3591,7 @@ static int opt_default(const char *opt, const char *arg){
const OptionDef options[] = {
/* main options */
{ "L", 0, {(void*)show_license}, "show license" },
{ "h", 0, {(void*)show_help}, "show help" },
{ "h", 0, {(void*)opt_show_help}, "show help" },
{ "version", 0, {(void*)show_version}, "show version" },
{ "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
@ -3797,8 +3803,6 @@ static void show_help(void)
av_opt_show(avctx_opts[0], NULL);
av_opt_show(avformat_opts, NULL);
av_opt_show(sws_opts, NULL);
exit(1);
}
void parse_arg_file(const char *filename)
@ -3820,8 +3824,10 @@ int main(int argc, char **argv)
sws_opts = sws_getContext(16,16,0, 16,16,0, sws_flags, NULL,NULL,NULL);
show_banner();
if (argc <= 1)
if (argc <= 1) {
show_help();
exit(1);
}
/* parse options */
parse_options(argc, argv, options);

View File

@ -2412,8 +2412,10 @@ static void opt_sync(const char *arg)
av_sync_type = AV_SYNC_VIDEO_MASTER;
else if (!strcmp(arg, "ext"))
av_sync_type = AV_SYNC_EXTERNAL_CLOCK;
else
else {
show_help();
exit(1);
}
}
static void opt_seek(const char *arg)
@ -2440,8 +2442,14 @@ static void opt_thread_count(const char *arg)
#endif
}
static void opt_show_help(void)
{
show_help();
exit(0);
}
const OptionDef options[] = {
{ "h", 0, {(void*)show_help}, "show help" },
{ "h", 0, {(void*)opt_show_help}, "show help" },
{ "x", HAS_ARG, {(void*)opt_width}, "force displayed width", "width" },
{ "y", HAS_ARG, {(void*)opt_height}, "force displayed height", "height" },
{ "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
@ -2499,7 +2507,6 @@ void show_help(void)
"down/up seek backward/forward 1 minute\n"
"mouse click seek to percentage in file corresponding to fraction of width\n"
);
exit(1);
}
void parse_arg_file(const char *filename)
@ -2519,8 +2526,10 @@ int main(int argc, char **argv)
parse_options(argc, argv, options);
if (!input_filename)
if (!input_filename) {
show_help();
exit(1);
}
if (display_disable) {
video_disable = 1;